#!/usr/bin/python3.5
# -*- coding utf-8

import threading

# 多线程


def thread_func(x):
    print('%d' % (x * 100))


threads = []
for i in range(5):
    threads.append(threading.Thread(target=thread_func, args=(2,)))


for thread in threads:
    thread.start()

for thread in threads:
    thread.join()
